cyclostationary

常见例句

• The cyclostationary near field acoustic holography (CYNAH) technique is proposed for cyclostationary sound fields in previous papers.
  摘要与普通近场声全息理论相比，循环平稳近场声全息理论可以更好地用于分析循环平稳声场。
• In the end, we discuss the direction finding algorithms of UCA for the coherent signal sources and the wide-band cyclostationary signal sources, respectively.
  最后,分别对相干信源和宽带循环平稳信源的UCA测向算法进行了研究。
• Firstly, using the characteristic of cyclostationary signal, an ARIMA (autoregressive integrated moving average) model can be modeled and the forecast can be done.
  首先，利用周期平稳信号的特点，采用季节性模型，对周期平稳信号进行建模，并作预测预报；
• When early faults accur, the background noise is heavy, it is difficult to extract the latent periodic components successfully using second order cyclostationary analysis alone.
  摘要由于噪声的严重干扰，在滚动轴承早期故障时，仅仅利用二阶循环平稳分析方法往往较难成功提取出信号中潜在的有用周期信息。
• This method analyzes the cyclostationary of pretreated signals.In order to realize quadrature demodulation, the 4th-order cyclic cumulant is used to estimate carrier frequency and phase deviation.
  通过对预处理后的MPSK信号进行循环平稳分析，利用已调信号的4阶循环累积量估计载波频率和初始相位偏差以便实现正交解调。
• A spectrum hole detection scheme using the feature of cyclostationary of the comminicating signal is proposed, and its feasibility and reliability is tested with PSK signal as an example.
  本文提出了利用通信信号的循环平稳特征进行频谱空穴检测的方案，并以PSK信号为例验证了该方法的有效性和可靠性。
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